<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <script src="https://unpkg.com/vue@3"></script>
  <title>Document</title>
</head>

<body>
  <div id="app">{{ message }}</div>
  <script>
    const {
      createApp
    } = Vue

    createApp({
      data() {
        return {
          message: 'v-model底层原理'
        }
      }
    }).mount('#app')
  </script>
</body>

</html>